diff --git a/programs/sbf/rust/sanity/src/lib.rs b/programs/sbf/rust/sanity/src/lib.rs
index 0c820eaa95eaea..cf7a72b4efddfa 100644
--- a/programs/sbf/rust/sanity/src/lib.rs
+++ b/programs/sbf/rust/sanity/src/lib.rs
@@ -16,6 +16,21 @@ struct SStruct {
     z: u64,
 }
 
+#[allow(dead_code)]
+#[repr(C)]
+enum TestEnum {
+    VariantOne,
+    VariantTwo,
+}
+
+#[allow(dead_code)]
+#[allow(clippy::enum_clike_unportable_variant)]
+#[repr(C)]
+enum Test64BitEnum {
+    VariantOne,
+    VariantTwo = 0xFFFFFFFFF,
+}
+
 #[inline(never)]
 fn return_sstruct() -> SStruct {
     SStruct { x: 1, y: 2, z: 3 }
@@ -72,6 +87,14 @@ pub fn process_instruction(
         assert!(1.9986f64 < num && num < 2.0f64);
     }
 
+    {
+        // #[repr(C) enums must not change size between compiler version
+        // 32-bit for #[repr(C)] enum
+        assert_eq!(std::mem::size_of::<TestEnum>(), 4);
+        // 64-bit for enum with a declared value
+        assert_eq!(std::mem::size_of::<Test64BitEnum>(), 8);
+    }
+
     check_type_assumptions();
 
     sol_log_compute_units();
diff --git a/programs/sbf/tests/programs.rs b/programs/sbf/tests/programs.rs
index 1635850bb2a9c5..b29d78422dca51 100644
--- a/programs/sbf/tests/programs.rs
+++ b/programs/sbf/tests/programs.rs
@@ -1356,7 +1356,7 @@ fn assert_instruction_count() {
     #[cfg(feature = "sbf_c")]
     {
         programs.extend_from_slice(&[
-            ("alloc", 11502),
+            ("alloc", 14575),
             ("sbf_to_sbf", 313),
             ("multiple_static", 208),
             ("noop", 5),
diff --git a/sdk/bpf/scripts/install.sh b/sdk/bpf/scripts/install.sh
index 55d2cbc19f4dc6..b7b59362c07a38 100755
--- a/sdk/bpf/scripts/install.sh
+++ b/sdk/bpf/scripts/install.sh
@@ -109,16 +109,16 @@ if [[ ! -e criterion-$version.md || ! -e criterion ]]; then
 fi
 
 # Install Rust-BPF
-version=v1.39
+version=v1.41
 if [[ ! -e bpf-tools-$version.md || ! -e bpf-tools ]]; then
   (
     set -e
     rm -rf bpf-tools*
     rm -rf xargo
     job="download \
-           https://github.com/solana-labs/bpf-tools/releases/download \
+           https://github.com/anza-xyz/platform-tools/releases/download \
            $version \
-           solana-bpf-tools-${machine}-${arch}.tar.bz2 \
+           platform-tools-${machine}-${arch}.tar.bz2 \
            bpf-tools"
     get $version bpf-tools "$job"
   )
diff --git a/sdk/cargo-build-sbf/src/main.rs b/sdk/cargo-build-sbf/src/main.rs
index 79a4a1378ed6ee..0da59ff230b385 100644
--- a/sdk/cargo-build-sbf/src/main.rs
+++ b/sdk/cargo-build-sbf/src/main.rs
@@ -913,7 +913,7 @@ fn main() {
 
     // The following line is scanned by CI configuration script to
     // separate cargo caches according to the version of platform-tools.
-    let platform_tools_version = String::from("v1.39");
+    let platform_tools_version = String::from("v1.41");
     let rust_base_version = get_base_rust_version(platform_tools_version.as_str());
     let version = format!(
         "{}\nplatform-tools {}\n{}",
diff --git a/sdk/program/Cargo.toml b/sdk/program/Cargo.toml
index 7bc414472f525f..04d93bcb4729c6 100644
--- a/sdk/program/Cargo.toml
+++ b/sdk/program/Cargo.toml
@@ -9,7 +9,7 @@ repository = { workspace = true }
 homepage = { workspace = true }
 license = { workspace = true }
 edition = { workspace = true }
-rust-version = "1.72.0" # solana platform-tools rust version
+rust-version = "1.75.0" # solana platform-tools rust version
 
 [dependencies]
 bincode = { workspace = true }
diff --git a/sdk/sbf/c/sbf.mk b/sdk/sbf/c/sbf.mk
index 6699daf120e639..84c152e2dd26e0 100644
--- a/sdk/sbf/c/sbf.mk
+++ b/sdk/sbf/c/sbf.mk
@@ -15,7 +15,7 @@ OUT_DIR ?= ./out
 OS := $(shell uname)
 
 LLVM_DIR = $(LOCAL_PATH)../dependencies/platform-tools/llvm
-LLVM_SYSTEM_INC_DIRS := $(LLVM_DIR)/lib/clang/15.0.4/include
+LLVM_SYSTEM_INC_DIRS := $(LLVM_DIR)/lib/clang/17/include
 COMPILER_RT_DIR = $(LOCAL_PATH)../dependencies/platform-tools/rust/lib/rustlib/sbf-solana-solana/lib
 STD_INC_DIRS := $(LLVM_DIR)/include
 STD_LIB_DIRS := $(LLVM_DIR)/lib
diff --git a/sdk/sbf/scripts/install.sh b/sdk/sbf/scripts/install.sh
index 08f5f79e1b3417..12343a413ed7b7 100755
--- a/sdk/sbf/scripts/install.sh
+++ b/sdk/sbf/scripts/install.sh
@@ -109,13 +109,13 @@ if [[ ! -e criterion-$version.md || ! -e criterion ]]; then
 fi
 
 # Install platform tools
-version=v1.39
+version=v1.41
 if [[ ! -e platform-tools-$version.md || ! -e platform-tools ]]; then
   (
     set -e
     rm -rf platform-tools*
     job="download \
-           https://github.com/solana-labs/platform-tools/releases/download \
+           https://github.com/anza-xyz/platform-tools/releases/download \
            $version \
            platform-tools-${machine}-${arch}.tar.bz2 \
            platform-tools"